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kotegsom [21]
3 years ago
15

Help now!!! Due at midnight

Mathematics
2 answers:
jasenka [17]3 years ago
6 0

Answer:

20

Step-by-step explanation:

the answer is 20 hope this helps

stellarik [79]3 years ago
4 0

Answer: 20

Identify the pattern:

3⋅5 = 15 and 3⋅4 = 12

4⋅5 = 20 and 4⋅4 = 16

5⋅5 = 25 and 5⋅4 = 20

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21 is what percent of 30?
ra1l [238]

\frac{21}{30} *100=70

(Divide then multiply by 100 and you get your answer)
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5 0
3 years ago
The mean of 15 numbers is y.If each of the number is increased by 30, find the increase of the new mean in terms of y.The answer
dusya [7]

Answer:

y+30

Step-by-step explanation:

the sum of the numbers is 15y

the new sum after increase each number by 30 is 15y+450

the new mean 15y+450/15

= y+30

4 0
3 years ago
Click on the correct answer.
Galina-37 [17]

Answer:

A, $1.08

Step-by-step explanation:

1.20 / 90 = 1.08

use a calculator

5 0
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rusak2 [61]

Answer:

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Step-by-step explanation:

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